.container{
    width: 100%;
    height: 100%;
    margin: 0;
   
}

.survey_card{
    width: 40vw;
    height: 100%;
    margin: auto;
    border: 1px gainsboro solid;
    border-radius: 10px;
    margin-top: 40px;
    margin-bottom: 40px;
    box-shadow: gainsboro 20px 20px 20px;
    background-color: white;
}

.survey_page{
    width: 31vw;
    height: 100%;
    margin: auto;    
}

.q_title{
    margin-top: 20px;
}

.q_title input{
    border: none;
    width: 31vw;
    height: 50px;
    margin-top: 0px;
    outline: none;
    font-size: 15px;
    border: 1px solid rgb(25, 151, 255);
    border-radius: 5px;
    box-shadow: 0 0 5px gainsboro;
}

.textbox{
    width: 27vw;
    border: none;
    height: 30px;
    outline: none;
    font-size: 15px;
    border-bottom: solid 1px rgb(25, 151, 255);
}

#istable tr{
    height: 50px;
    font-size: 15px;
}

#istable{
    margin-top: 20px;
}

.btn-css{
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 30px;
}

.btn-css input{
    width: 20vw;
    /* height: 5vh; */
    font-size: 1rem;
    border: 1px #7fbbfc solid;
    color: #7fbbfc;
    margin-top: 20px;
}

.btn-css input:hover{
    background: #7fbbfc;
}

.remove_input{
    width: 30px;
    height: 30px;
    background-image: url(../img/刀叉.png);
    background-size: 30px;
    background-position:center;
    background-repeat:no-repeat;
    border: none;
    background-color: rgba(0, 0, 0, 0);
}

@media screen and (max-width: 375px) { /*当屏幕尺寸小于600px时，应用下面的CSS样式*/
    .survey_card{
        width: 80vw;
    }
    .survey_page {
        width: 60vw;
    }
    .q_title input {
        width: 60vw;
    }
    .textbox {
        width: 45vw;
    }
    .btn-css input {
        width: 40vw;
    }
  }